(let ((h (car (waitqueue-data queue))))
(setf (waitqueue-lock queue) 0)
(when h
- (sb!unix:unix-kill h :sigcont)))))
+ (sb!unix:unix-kill h sb!unix:sigcont)))))
;;;; mutex
(setf old-value t1))))
(defmacro with-mutex ((mutex &key value (wait-p t)) &body body)
- (declare (ignore mutex value wait-p))
- `(progn ,@body))
+ (cond ((not wait-p)
+ `(unless (mutex-value ,mutex)
+ (unwind-protect
+ (progn
+ (setf (mutex-value ,mutex) (or ,value t))
+ ,@body)
+ (setf (mutex-value ,mutex) nil))))
+ (t
+ `(progn ,@body))))
;;; what's the best thing to do with these on unithread?
#+NIl
(signal-queue-head queue))
-;;;; multiple independent listeners
-
-(defvar *session-lock* nil)
-
;;;; job control
(defun debugger-wait-until-foreground-thread (stream) t)
+(defun get-foreground () t)
+(defun release-foreground (&optional next) t)
+